He founded Hidden Pictures Media[2] in 2022 and won an Emmy for Chip 'n Dale: Rescue Rangers in the same year.
[4] Mandeville has produced several notable films, including The Fighter, which won two Academy Awards in 2010, and for which Lieberman was nominated for the Oscar for Best Picture.
[7] He earned a Bachelor of Arts degree from the University of Pennsylvania in 1995 where he was a member of the Alpha Epsilon Pi fraternity (Gamma Chapter, Omicron pledge class) and The Mask and Wig Club.
[8][9] Lieberman was Senior Vice President for International Finance at the production company Hyde Park Entertainment, which produced and co-financed films such as Anti-Trust, Bandits and Moonlight Mile.
Lieberman established himself at the international sales and distribution company Summit Entertainment, where he progressed, thanks to championing the independent film Memento and acquiring the rights to American Pie.